{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2011:P72ITBDLA6MBR6JHM5ZOXBWKUK","short_pith_number":"pith:P72ITBDL","schema_version":"1.0","canonical_sha256":"7ff489846b079818f9276772eb86caa2b6f23164e1d1eb7c6cd09550ff3f1758","source":{"kind":"arxiv","id":"1105.0045","version":1},"attestation_state":"computed","paper":{"title":"The Photoevaporative Wind from the Disk of TW Hya","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.EP","authors_text":"B. Ercolano, D. Hollenbach, I. Pascucci, J. Owens, M. Sterzik, R. D. Alexander, S. Edwards, S. H. P. Alencar, U. Gorti","submitted_at":"2011-04-30T04:41:14Z","abstract_excerpt":"Photoevaporation driven by the central star is expected to be a ubiquitous and important mechanism to disperse the circumstellar dust and gas from which planets form. Here, we present a detailed study of the circumstellar disk surrounding the nearby star TW Hya and provide observational constraints to its photoevaporative wind. Our new high-resolution (R ~ 30,000) mid-infrared spectroscopy in the [Ne II] 12.81 {\\mu}m line confirms that this gas diagnostic traces the unbound wind component within 10AU from the star. From the blueshift and asymmetry in the line profile, we estimate that most (>8"},"verification_status":{"content_addressed":true,"pith_receipt":true,"author_attested":false,"weak_author_claims":0,"strong_author_claims":0,"externally_anchored":false,"storage_verified":false,"citation_signatures":0,"replication_records":0,"graph_snapshot":true,"references_resolved":false,"formal_links_present":false},"canonical_record":{"source":{"id":"1105.0045","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2011-04-30T04:41:14Z","cross_cats_sorted":[],"title_canon_sha256":"37edbe7127947c2a3858a08c37933a4186c1ff9d5e564d261b40c7b76e310e96","abstract_canon_sha256":"3fe143749b6af43fb60a8e15e734993ea00704447a04ec3c9a1169ba7e8ebd6a"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:02:10.801958Z","signature_b64":"7HPX93rV5BmJ0lUxbTcLZ8eYPvRZUv3NSw5ANhQaJOgov96zjdZyDK2lhl1RCYIP/E9U4Q5gCN1z/695W0hOAw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"7ff489846b079818f9276772eb86caa2b6f23164e1d1eb7c6cd09550ff3f1758","last_reissued_at":"2026-05-18T02:02:10.801247Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:02:10.801247Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"The Photoevaporative Wind from the Disk of TW Hya","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.EP","authors_text":"B. Ercolano, D. Hollenbach, I. Pascucci, J. Owens, M. Sterzik, R. D. Alexander, S. Edwards, S. H. P. Alencar, U. Gorti","submitted_at":"2011-04-30T04:41:14Z","abstract_excerpt":"Photoevaporation driven by the central star is expected to be a ubiquitous and important mechanism to disperse the circumstellar dust and gas from which planets form. Here, we present a detailed study of the circumstellar disk surrounding the nearby star TW Hya and provide observational constraints to its photoevaporative wind. Our new high-resolution (R ~ 30,000) mid-infrared spectroscopy in the [Ne II] 12.81 {\\mu}m line confirms that this gas diagnostic traces the unbound wind component within 10AU from the star. From the blueshift and asymmetry in the line profile, we estimate that most (>8"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1105.0045","kind":"arxiv","version":1},"verdict":{"id":null,"model_set":{},"created_at":null,"strongest_claim":"","one_line_summary":"","pipeline_version":null,"weakest_assumption":"","pith_extraction_headline":""},"references":{"count":0,"sample":[],"resolved_work":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","internal_anchors":0},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"author_claims":{"count":0,"strong_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"builder_version":"pith-number-builder-2026-05-17-v1"},"aliases":[{"alias_kind":"arxiv","alias_value":"1105.0045","created_at":"2026-05-18T02:02:10.801371+00:00"},{"alias_kind":"arxiv_version","alias_value":"1105.0045v1","created_at":"2026-05-18T02:02:10.801371+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1105.0045","created_at":"2026-05-18T02:02:10.801371+00:00"},{"alias_kind":"pith_short_12","alias_value":"P72ITBDLA6MB","created_at":"2026-05-18T12:26:39.201973+00:00"},{"alias_kind":"pith_short_16","alias_value":"P72ITBDLA6MBR6JH","created_at":"2026-05-18T12:26:39.201973+00:00"},{"alias_kind":"pith_short_8","alias_value":"P72ITBDL","created_at":"2026-05-18T12:26:39.201973+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":0,"internal_anchor_count":0,"sample":[]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/P72ITBDLA6MBR6JHM5ZOXBWKUK","json":"https://pith.science/pith/P72ITBDLA6MBR6JHM5ZOXBWKUK.json","graph_json":"https://pith.science/api/pith-number/P72ITBDLA6MBR6JHM5ZOXBWKUK/graph.json","events_json":"https://pith.science/api/pith-number/P72ITBDLA6MBR6JHM5ZOXBWKUK/events.json","paper":"https://pith.science/paper/P72ITBDL"},"agent_actions":{"view_html":"https://pith.science/pith/P72ITBDLA6MBR6JHM5ZOXBWKUK","download_json":"https://pith.science/pith/P72ITBDLA6MBR6JHM5ZOXBWKUK.json","view_paper":"https://pith.science/paper/P72ITBDL","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1105.0045&json=true","fetch_graph":"https://pith.science/api/pith-number/P72ITBDLA6MBR6JHM5ZOXBWKUK/graph.json","fetch_events":"https://pith.science/api/pith-number/P72ITBDLA6MBR6JHM5ZOXBWKUK/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/P72ITBDLA6MBR6JHM5ZOXBWKUK/action/timestamp_anchor","attest_storage":"https://pith.science/pith/P72ITBDLA6MBR6JHM5ZOXBWKUK/action/storage_attestation","attest_author":"https://pith.science/pith/P72ITBDLA6MBR6JHM5ZOXBWKUK/action/author_attestation","sign_citation":"https://pith.science/pith/P72ITBDLA6MBR6JHM5ZOXBWKUK/action/citation_signature","submit_replication":"https://pith.science/pith/P72ITBDLA6MBR6JHM5ZOXBWKUK/action/replication_record"}},"created_at":"2026-05-18T02:02:10.801371+00:00","updated_at":"2026-05-18T02:02:10.801371+00:00"}